Container cover

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Solution Overview

Problem

Conventional container covers lack accurate water flow measurement and fail to provide timely drinking water reminders, leading to erroneous data during cleaning and inadequate user hydration management.

Innovation Solution

A container cover equipped with a flow sensing transducer, orientation transducer, cover opening transducer, and reminder device, along with a control circuit board and power supply module, to accurately measure water consumption and provide reminders when necessary.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional measurement solutions are arranged on the container, then water flow measurement is enabled, but the production of the container becomes extremely complicated

Engineering Contradiction:
Improvewater flow measurement capabilityVSAvoidcontainer production complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The measurement system is segmented from the container body and integrated into the container cover instead. The cover becomes an independent functional module containing all sensing components, allowing the container body to remain simple for production while the cover handles the complex measurement functions.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The container cover acts as an intermediary component between the user and the container body. By placing the measurement system in the cover rather than the container, the patent mediates the complexity away from the main container structure, simplifying production while maintaining measurement capability.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If conventional measurement solutions are arranged on the container, then water flow measurement is enabled, but erroneous monitoring data occurs during cleaning

Engineering Contradiction:
Improvewater flow measurement accuracyVSAvoiddata accuracy during cleaning
Core Design Contradiction:
Measurement precisionVSReliability

Solution Approach 1:

The system performs preliminary detection of water presence at the drinking port before triggering measurement. The flow sensing transducer is positioned to detect water only when it reaches the drinking port, which preliminarily confirms actual drinking occurrence before data is recorded, preventing erroneous data during cleaning operations.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system uses feedback from multiple sensors (cover opening transducer, flow sensing transducer, orientation transducer) to verify drinking conditions before recording data. This multi-layer feedback mechanism ensures that measurement data is only generated when all conditions confirm actual drinking, eliminating false data during cleaning.

Inventive Principle:
Principle #23Feedback

3Measurement precision

If water level sensors are used in the container cover, then water flow measurement is attempted, but accurate identification of user's drinking water volume cannot be achieved

Engineering Contradiction:
Improvedrinking water volume measurementVSAvoiddrinking water volume information accuracy
Core Design Contradiction:
Measurement precisionVSLoss of information

Solution Approach 1:

The patent replaces conventional water level sensors with a combination of flow sensing transducer and orientation transducer. Instead of mechanically measuring water level, the system uses electrical sensing to detect water presence at the drinking port and combines this with orientation data to calculate actual drinking volume, achieving accurate measurement that water level sensors cannot provide.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system changes the measurement parameter from static water level to dynamic water flow detection combined with container orientation. By detecting when water reaches the drinking port and combining this with the container's tilt angle, the system calculates the actual volume dispensed, providing accurate drinking water volume measurement that simple water level sensors cannot achieve.

Inventive Principle:
Principle #35Parameter changes

4Measurement precision

If multiple transducers and control systems are added to the container cover, then accurate drinking water measurement and reminders are achieved, but the device complexity increases

Engineering Contradiction:
Improvedrinking water volume measurement accuracyVSAvoidcontainer cover structure
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent merges multiple functional components (flow sensing transducer, orientation transducer, cover opening transducer, power supply module, control circuit board, and reminder device) into a single integrated container cover assembly. This consolidation achieves accurate drinking measurement and reminder functionality while containing the complexity within a unified modular structure rather than distributing it across multiple separate components.

Inventive Principle:
Principle #5Merging (Combining)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Accurately determines water intake and provides timely reminders to ensure adequate hydration, enhancing user management and reducing erroneous data collection.

Implementation Method 1

a flow sensing transducer provided in the sealed accommodation cavity and corresponding to the drinking water passage, and configured to sense whether or not water reaches the drinking water passage

Methodology Applied
Scientific EffectElectrical conductivity sensing: Conduction (electrical)

Implementation Method 2

an orientation transducer provided in the sealed accommodation cavity and configured to sense a tilt angle of the container cover when drinking water

Methodology Applied
Scientific EffectAcceleration sensing: Accelerometer

Implementation Method 3

a cover opening transducer provided between the cover body and the cover cap, and configured to sense whether the cover cap is open

Methodology Applied
Scientific EffectPhotoelectric effect: Photoelectric Effect

Data Source

PatentUS12409989B2Container cover
Publication Date: 2025.09.09 WATERH INC
  • US12409989B2 patent drawing
  • US12409989B2 patent drawing
  • US12409989B2 patent drawing

AI summary

A container cover relating the technical field of smart water cups is provided. The container cover includes a cover body provided with a drinking water passage, wherein an upper side of the drinking water passage is a drinking port; a cover cap provided on an upper side of the cover body; an inner cover provided on a lower side of the cover body, wherein a water outlet connected to the drinking water passage is provided in the inner cover, and a sealed accommodation cavity is formed between the inner cover and the cover body; a cover opening transducer provided between the cover body and the cover cap; and a flow sensing transducer, an orientation transducer, a power supply module, and a control circuit board provided in the sealed accommodation cavity.